[ADF-1532] Assignee typeahead in start task form (#2839)

* people module directory restructuring

* Extract PeopleSearchFieldComponent to reuse most part of it

* Transform PeopleSearchFieldComponent to the form we want to reuse

* People selector component, first try

* Remove material grid from start-task.component, first part

* Styling and i18n

* clear button for deleting the selected assignee

* Remove people preloading, remove combobox and update assigneeId

* Fix existing tests

* Add new tests

* Final css fixes

lib/process-services/people/components/people-list/people-list.component.ts

@@ -0,0 +1,83 @@
+/*!
+ * @license
+ * Copyright 2016 Alfresco Software, Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import { DataTableComponent } from '@alfresco/adf-core';
+import { DataColumnListComponent, UserProcessModel } from '@alfresco/adf-core';
+import { AfterContentInit, AfterViewInit, Component, ContentChild, EventEmitter, Input, Output, ViewChild } from '@angular/core';
+import { UserEventModel } from '../../../task-list/models/user-event.model';
+
+@Component({
+    selector: 'adf-people-list',
+    templateUrl: './people-list.component.html',
+    styleUrls: ['./people-list.component.scss']
+})
+
+export class PeopleListComponent implements AfterViewInit, AfterContentInit {
+
+    @ContentChild(DataColumnListComponent) columnList: DataColumnListComponent;
+
+    @ViewChild(DataTableComponent)
+    peopleDataTable: DataTableComponent;
+
+    @Input()
+    users: UserProcessModel[];
+
+    @Input()
+    actions: boolean = false;
+
+    @Output()
+    clickRow: EventEmitter<UserProcessModel> = new EventEmitter<UserProcessModel>();
+
+    @Output()
+    clickAction: EventEmitter<UserEventModel> = new EventEmitter<UserEventModel>();
+
+    user: UserProcessModel;
+
+    ngAfterContentInit() {
+        this.peopleDataTable.columnList = this.columnList;
+    }
+
+    ngAfterViewInit() {
+    }
+
+    selectUser(event: any) {
+        this.user = event.value.obj;
+        this.clickRow.emit(this.user);
+    }
+
+    hasActions(): boolean {
+        return this.actions;
+    }
+
+    onShowRowActionsMenu(event: any) {
+
+        let removeAction = {
+            title: 'Remove',
+            name: 'remove'
+        };
+
+        event.value.actions = [
+            removeAction
+        ];
+    }
+
+    onExecuteRowAction(event: any) {
+        let args = event.value;
+        let action = args.action;
+        this.clickAction.emit(new UserEventModel({type: action.name, value: args.row.obj}));
+    }
+}